Home / 1,141,144.21-1,708,999.44-660,358.48

Finding the Fourth Proportional to 1,141,144.21, 1,708,999.44 and 660,358.48

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Solution

The fourth proportional to 1,141,144.21, 1,708,999.44 and 660,358.48 is: 988,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,144.21 : 1,708,999.44 = 660,358.48 : x
  2. Step 2: Convert to fraction form
    1,141,144.21/1,708,999.44 = 660,358.48/x
  3. Step 3: Cross multiply
    1,141,144.21x = 1,708,999.44 × 660,358.48
  4. Step 4: Simplify right side
    1,141,144.21x = 1,128,552,272,519.25
  5. Step 5: Solve for x
    x = 1,128,552,272,519.25/1,141,144.21
  6. Step 6: Final answer
    x = 988,965.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.